CONSOLIDATED STATEMENT OF CASH FLOWS (UNAUDITED) - USD ($) $ in Thousands	3 Months Ended
Mar. 31, 2022	Mar. 31, 2021
Cash Flows From Operating Activities
Net Income (loss)	$ (1,820)	$ (333)
Adjustments To Reconcile Net Income (loss) To Net Cash Provided By (used In) Operating Activities:
Depreciation And Amortization	140	200
Equipment Transferred To Cost Of Goods Sold	125	132
Share-based Compensation	291	278
Net Change In:
Trade Accounts Receivable	913	(843)
Inventories	(277)	442
Other Current Assets	(98)	36
Accounts Payable And Accrued Liabilities	(835)	(94)
Deferred Revenue	28	175
Other Long-term Liabilities	(253)	(105)
Deposits And Other Long-term Assets	204	136
Net Cash Provided By (used In) Operating Activities	(1,582)	24
Cash Flows From Investing Activities:
Purchases Of Property, Plant And Equipment	(272)	(92)
Cash Provided By (used In) Investing Activities	(272)	(92)
Net Proceeds From Issuance Of Common Stock, Less Payments
For Shares Withheld To Cover Tax	6	12
Cash Provided By (used In) Financing Activities	6	12
Increase (decrease) In Cash And Cash Equivalents	(1,848)	(56)
Effects Of Exchange Rate Changes On Cash	(46)	(490)
Cash And Cash Equivalents At Beginning Of Period	14,190	14,167
Cash And Cash Equivalents At End Of Period	12,296	13,621
Cash Paid During The Period For:
Income Taxes	$ 441	$ 40

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